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120102101112000 = 2635372563181399
BaseRepresentation
bin11011010011101101110011…
…000100101101010011000000
3120202020122111221000221000010
4123103231303010231103000
5111220223100341041000
61103234051002024520
734204043012260500
oct3323556304552300
9522218457027003
10120102101112000
11352a5019027907
12115787127a8140
13520276c326447
142192d89189a00
15dd41e8076d50
hex6d3b7312d4c0

120102101112000 has 672 divisors, whose sum is σ = 462146377305600. Its totient is φ = 27402997708800.

The previous prime is 120102101111989. The next prime is 120102101112001. The reversal of 120102101112000 is 211101201021.

It is a tau number, because it is divible by the number of its divisors (672).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (120102101112001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 661997301 + ... + 662178699.

Almost surely, 2120102101112000 is an apocalyptic number.

120102101112000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120102101112000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (231073188652800).

120102101112000 is an abundant number, since it is smaller than the sum of its proper divisors (342044276193600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120102101112000 is a wasteful number, since it uses less digits than its factorization.

120102101112000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182006 (or 181979 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 120102101112000 its reverse (211101201021), we get a palindrome (120313202313021).

The spelling of 120102101112000 in words is "one hundred twenty trillion, one hundred two billion, one hundred one million, one hundred twelve thousand".